Effect of maternal exposure to high altitude upon fetal oxygenation.
D000064:Acclimatization; D000222:Adaptation, Physiological; D000531:Altitude; D000818:Animals; D001784:Blood Gas Analysis; D005260:Female; D005333:Fetus / Q000502:physiology; D000860:Hypoxia; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D012039:Regional Blood Flow; D012756:Sheep; D014471:Umbilical Veins; D014599:Uterus / Q000502:physiology